export function insertBefore(parentNode, newNode, referenceNode){
    parentNode.insertBefore(newNode, referenceNode);
}
export function removeChild(parentNode, node){
    parentNode.removeChild(node);
}
export function appendChild(parentNode, node){
    parentNode.appendChild(node);
}
export function setTextContent(node, content){
    node.textContent = content;
}